1. Laboratory of Seminology—“Loredana Gandini” Sperm Bank, Department of Experimental Medicine, “Sapienza” University of Rome, Rome, Italy.
2. Biogenesi Reproductive Medicine Center, Istituti Clinici Zucchi Monza, Monza, Italy.
3. Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy.
4. IVF Unit, Azienda Sanitaria Friuli Occidentale ASFO, Sacile, Italy.
5. Infertility and In Vitro Fertilization Unit, University Hospital S. Orsola, Bologna, Italy.
6. Centro AMBRA, Palermo, Italy.
7. Unit of Andrology—Female Endocrinology and Gender Incongruence, Careggi Hospital, Florence, Italy.
8. Department of Systems Medicine, University of Rome Tor Vergata, Rome, Italy.
9. IVF Unit, LIVET s.r.l., Torino, Italy.
10. Andrology and Reproductive Medicine, University Hospital, Padova, Italy.
11. Laboratory of Seminology and Male Gametes Cryopreservation, San Paolo University Hospital, Milan, Italy.
12. Department Biology, University of Naples Federico II, Napoli, Italy.
13. Center for Reproductive Medicine, European Hospital, Rome, Italy.
14. Reproductive Unit, Department of Obstetric and Gynaecology, Sacco Clinical Sciences Institute, Milan, Italy.
15. Reproductive Medicine Department, International Evangelical Hospital, Genoa, Italy.
16. Clinica Valle Giulia, Genera Centers for Reproductive Medicine, Roma, Italy.
17. Casa di cura Villa Salaria in Partnership with Institut Marques, Rome, Italy.
18. Umberto I Hospital, Sapienza of Rome University, Rome, Italy.
19. IVF Unit, Department Ob/Gyn, Vita-Salute University, Milan, Italy.